<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form method="GET">
        <input type="text" name="username" value="zhansan" />
        <input type="password" name="pwd" value="123456"/>
        <select name="boys">
            <option value="1">1</option>
            <option value="2" selected>2</option>
            <option value="3">3</option>
        </select>
        <input type="checkbox" name="salarys[]" value="ss" /> 南
        <input type="checkbox" name="salarys[]" value="dd" />北
        <input type="submit" value="提交">
    </form>
</body>
</html>